Information disclosure in Cisco Webex Meetings Desktop App
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-1372 |
| CWE-ID | CWE-200 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Cisco Webex Meetings Desktop App Client/Desktop applications / Other client software Cisco WebEx Meetings Server Server applications / Conferencing, Collaboration and VoIP solutions |
| Vendor | Cisco Systems, Inc |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Information disclosure
EUVDB-ID: #VU50776
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-1372
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to insecure usage of shared memory. A local user with permissions to view system memory can run a specially crafted program to read shared memory of the affected application and obtain sernames, meeting information, or authentication tokens.
MitigationInstall updates from vendor's website.
Vulnerable software versionsCisco Webex Meetings Desktop App: 33.6.0 - 40.4.6
Cisco WebEx Meetings Server: 4.0 - 4.0MR3 Patch 3
External linkshttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wda-pt-msh-6LWOcZ5
http://bst.cloudapps.cisco.com/bugsearch/bug/CSCvv02342
http://bst.cloudapps.cisco.com/bugsearch/bug/CSCvv21029
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
